Analysis of information sources in references of the Wikipedia article "Digital Audio Broadcasting" in English language version.
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: CS1 maint: archived copy as title (link)For us, DAB+ is 19 times more efficient than FM
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: CS1 maint: archived copy as title (link)For us, DAB+ is 19 times more efficient than FM
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: CS1 maint: archived copy as title (link)Exactly one year after the concept of digital radio broadcasting became known to the U.S. radio industry, DAB made a stunning debut at the 1991 NAB show here.